Finding the Fourth Proportional to 2,087,337.50, 3,124,029.87 and 1,188,538.01

Step by Step Solution

1. Step 1: Write the proportion equation
   2,087,337.50 : 3,124,029.87 = 1,188,538.01 : x
2. Step 2: Convert to fraction form
   2,087,337.50/3,124,029.87 = 1,188,538.01/x
3. Step 3: Cross multiply
   2,087,337.50x = 3,124,029.87 × 1,188,538.01
4. Step 4: Simplify right side
   2,087,337.50x = 3,713,028,240,965.32
5. Step 5: Solve for x
   x = 3,713,028,240,965.32/2,087,337.50
6. Step 6: Final answer
   x = 1,778,834.64